life cycle

life cycle definition - medical

life cycle

noun
  1. The characteristic course of developmental changes through which an organism passes from its inception as a fertilized zygote to its mature state, during which another zygote may be produced.
  2. A progression through a series of differing stages of development.

The American Heritage® Medical Dictionary Copyright © 2009 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

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